Fix a bunch of clippy lint errors

stm32-rs / stm32l0xx-hal

A hardware abstraction layer (HAL) for the STM32L0 series microcontrollers written in Rust

BSD Zero Clause License

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Fix a bunch of clippy lint errors #223

Closed jamwaffles closed 1 year ago

jamwaffles commented 1 year ago

As per the title. Some of the lints picked up some code cleanups, but there are some others that I needed to shush clippy about because we know they're safe but it doesn't...